Highway Engineering Part 2

Page 1 of 4

1.

Which of the following requirement is given most importance in highway design?

maintenance

structural

functional

seasonal

2.

For highway geometric design purposes the speed used is

50th percentile

85th percentile

98th percentile

15th percentile

3.

Camber in the road is provided for

effective drainage

having proper sight distance

counteracting the centrifugal force

all of these

4.

The design life of flexible pavement is

15

10

12

8

5.

Nagpur road plan formulae were prepared by assuming

rectangular or block road pattern

radial or star and block road pattern

radial or star and grid road pattern

radial or star and circular road pattern

6.

The branch of engineering that deals with improvement of traffic performance, traffic studies and traffic network is called

Highway engineering

Traffic management

Railway engineering

Traffic engineering

7.

Reaction time of a driver

increases with increase in speed

none of these

is same for all speeds

decreases with increase in speed

8.

Which of the following roads are congested during peak hours?

express ways

rural roads

urban roads

highways

9.

The camber of road should be approximately equal to

three times the longitudinal gradient

two times the longitudinal gradient

half the longitudinal gradient

longitudinal gradient

10.

In India for design of roads pedestrian is considered as

essential part of traffic

intruder in traffic

element of traffic

controller of traffic

Page 2 of 4

11.

For water bound macadam roads in localities of heavy rainfall, the recommended value of camber is

1 in 30

1 in 48

1 in 60

1in 36

12.

For the design of superelevation for mixed traffic conditions, the speed is reduced by

20%

25%

15%

75%

13.

As per IRC the carriage way width for two lane traffic should be

10 m

7.5 m

12.5 m

15 m

14.

The surface of highway pavement should be designed to allow

very high rolling resistance

high rolling resistance

no rolling resistance

low rolling resistance

15.

The maximum design gradient for vertical profile of a road is

limiting gradient

exceptional gradient

ruling gradient

minimum gradient

16.

Enoscope is used to find

time-mean speed

spot speed

space-mean speed

average speed

17.

The sequence of four stages of survey in a highway alignment is

map study, reconnaissance, preliminary survey and detailed survey

preliminary survey, map study, reconnaissance and detailed survey

reconnaissance, map study, preliminary survey and detailed survey

map study, preliminary survey, reconnaissance and detailed survey

18.

Which of the following shapes is preferred in a valley curve?

spiral

lemniscate

simple parabola

cubic parabola

19.

On a horizontal curve if the pavement is kept horizontal across the alignment, then the pressure on the outer wheels will be

more than the pressure on inner wheels

zero

less than the pressure on inner wheels

equal to the pressure on inner wheels

20.

As per IRC, the maximum width of a vehicle should be

1.58m

2m

3.8m

2.44m

Page 3 of 4

21.

If ruling gradient is 1 in 20 and there is also a horizontal curve of radius 76 m, then the compensated grade should be

5%

6%

4%

3%

22.

The maximum allowable super elevation is

1 in 12

1 in 15

1 in 30

1 in 18

23.

The slope of the line joining the crown and edge of the road surface is known as

any of these

camber

cross fall

cross slope

24.

The value of ruling gradient in plains as per IRC recommendation is

1 in 20

1 in 12

1 in 15

1 in 30

25.

For places where there is a passage of flood water then the highway has to be built on

embankment

overpass

underpass

subway

26.

The transition curve used in the horizontal alignment of highways as per IRC recommendations is

any of these

cubic parabola

spiral

lemniscate

27.

The alignment of road should cross the series of hills through

saddle

ridge

none of these

valley

28.

The desirable length of overtaking zone as per IRC recommendation is equal to

overtaking sight distance

three times the overtaking sight distance

two times the overtaking sight distance

five times the overtaking sight distance

29.

The shape of the chamber, best suited for cement concrete pavements is

parabolic

elliptical

combination of straight and parabolic

straight line

30.

The layer which is constructed above embankment is called

sub grade

base

fill

sub base

Page 4 of 4

31.

Stopping sight distance is always

less than overtaking sight distance

more than overtaking sight distance

none of the these

equal to overtaking sight distance

32.

Camber in the road is provided for

none of these

effective drainage

having proper sight distance

counteracting the centrifugal force

33.

The steepest gradient in ordinary condition should not exceed

maximum gradient

ruling gradient

floating gradient

exceptional gradient

34.

The surface of the pavement should be

smooth

sufficient enough to resist skid

rough

very rough

35.

The highest point on a carriageway is known as

superelevation

camber

gradient

crown

36.

The equilibrium super elevation required to counteract the centrifugal force fully is given by

V² / 127R

(0.75V)²/ 127R

V²/ 27.5R

V²/ 75R

37.

The materials not included in highway construction are

Dust

Stone

Petrol

Soil

38.

Coefficient of friction is less when the pavement surface is

smooth and wet

smooth and dry

rough

dry

39.

The surface of highway pavement should be designed to allow

no rolling resistance

very high rolling resistance

high rolling resistance

low rolling resistance

40.

In a proposed alignment the type of soil which will not be preferred is

hard rock

soft rock

all of these

ordinary soil

Highway Engineering Part 2

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